| /* |
| * Copyright 2010 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| // Author: jmarantz@google.com (Joshua Marantz) |
| |
| // Unit-test the stdio file system |
| |
| #include "pagespeed/kernel/base/stdio_file_system.h" |
| |
| #include "pagespeed/kernel/base/google_message_handler.h" |
| #include "pagespeed/kernel/base/basictypes.h" |
| #include "pagespeed/kernel/base/file_system_test_base.h" |
| #include "pagespeed/kernel/base/gtest.h" |
| #include "pagespeed/kernel/base/posix_timer.h" |
| #include "pagespeed/kernel/base/string.h" |
| #include "pagespeed/kernel/base/string_util.h" |
| |
| namespace net_instaweb { |
| |
| class StdioFileSystemTest : public FileSystemTest { |
| protected: |
| StdioFileSystemTest() { |
| // Create the temp directory, so we are not dependent on test order |
| // to make it. |
| file_system()->RecursivelyMakeDir(test_tmpdir(), &handler_); |
| |
| // Also compute the "small" directory size. This seems to be different on |
| // different FSs. |
| EXPECT_TRUE( |
| stdio_file_system_.Size(test_tmpdir(), &default_dir_size_, &handler_)); |
| |
| // We also need to know how many blocks an empty file consumes. On ext3, |
| // empty files are observed to consume 1 block (4K), while 1 byte files |
| // consume 2 blocks. On ext4, empty files consume 0 blocks, and 1 byte files |
| // consume 1 block. |
| GoogleString tmpfile = test_tmpdir() + "/testfile"; |
| EXPECT_TRUE(file_system()->WriteFile(tmpfile.c_str(), "", &handler_)); |
| EXPECT_TRUE(file_system()->Size(tmpfile, &default_file_size_, &handler_)); |
| } |
| virtual ~StdioFileSystemTest() {} |
| |
| virtual void DeleteRecursively(const StringPiece& filename) { |
| GoogleString filename_string; |
| filename.CopyToString(&filename_string); |
| if (stdio_file_system_.Exists( |
| filename_string.c_str(), &handler_).is_false()) { |
| // OK if just not there. |
| return; |
| } |
| DeleteRecursivelyImpl(filename.as_string()); |
| } |
| virtual FileSystem* file_system() { |
| return &stdio_file_system_; |
| } |
| virtual Timer* timer() { return &timer_; } |
| |
| // Disk based file systems should return the number of disk blocks allocated |
| // for a file, not the size of the contents. |
| virtual int FileSize(StringPiece contents) const { |
| return FileBlockSize(contents, default_file_size_); |
| } |
| |
| virtual int DefaultDirSize() const { |
| return default_dir_size_; |
| } |
| |
| private: |
| // This expects the file to not exist, for better error-checking. |
| // DeleteRecursively() handles that case. |
| void DeleteRecursivelyImpl(const GoogleString& filename) { |
| if (stdio_file_system_.IsDir(filename.c_str(), &handler_).is_true()) { |
| // Remove everything inside first. |
| StringVector files; |
| stdio_file_system_.ListContents(filename, &files, &handler_); |
| for (int i = 0; i < files.size(); ++i) { |
| ASSERT_TRUE(HasPrefixString(files[i], "/")); |
| DeleteRecursivelyImpl(files[i]); |
| } |
| |
| EXPECT_TRUE( |
| stdio_file_system_.RemoveDir(filename.c_str(), &handler_)); |
| } else { |
| EXPECT_TRUE(stdio_file_system_.RemoveFile(filename.c_str(), &handler_)); |
| } |
| } |
| |
| PosixTimer timer_; |
| StdioFileSystem stdio_file_system_; |
| int64 default_dir_size_; |
| int64 default_file_size_; |
| |
| DISALLOW_COPY_AND_ASSIGN(StdioFileSystemTest); |
| }; |
| |
| // Write a named file, then read it. |
| TEST_F(StdioFileSystemTest, TestWriteRead) { |
| TestWriteRead(); |
| } |
| |
| // Write a temp file, then read it. |
| TEST_F(StdioFileSystemTest, TestTemp) { |
| TestTemp(); |
| } |
| |
| // Write a temp file, close it, append to it, then read it. |
| TEST_F(StdioFileSystemTest, TestAppend) { |
| TestAppend(); |
| } |
| |
| // Write a temp file, rename it, then read it. |
| TEST_F(StdioFileSystemTest, TestRename) { |
| TestRename(); |
| } |
| |
| // Write a file and successfully delete it. |
| TEST_F(StdioFileSystemTest, TestRemove) { |
| TestRemove(); |
| } |
| |
| // Write a file and check that it exists. |
| TEST_F(StdioFileSystemTest, TestExists) { |
| TestExists(); |
| } |
| |
| // Create a file along with its directory which does not exist. |
| TEST_F(StdioFileSystemTest, TestCreateFileInDir) { |
| TestCreateFileInDir(); |
| } |
| |
| // Make a directory and check that files may be placed in it. |
| TEST_F(StdioFileSystemTest, TestMakeDir) { |
| TestMakeDir(); |
| } |
| |
| // Create a directory and verify removing it. |
| TEST_F(StdioFileSystemTest, TestRemoveDir) { |
| TestRemoveDir(); |
| } |
| |
| // Make a directory and check that it is a directory. |
| TEST_F(StdioFileSystemTest, TestIsDir) { |
| TestIsDir(); |
| } |
| |
| // Recursively make directories and check that it worked. |
| TEST_F(StdioFileSystemTest, TestRecursivelyMakeDir) { |
| TestRecursivelyMakeDir(); |
| } |
| |
| // Check that we cannot create a directory we do not have permissions for. |
| // Note: depends upon root dir not being writable. |
| TEST_F(StdioFileSystemTest, TestRecursivelyMakeDir_NoPermission) { |
| TestRecursivelyMakeDir_NoPermission(); |
| } |
| |
| // Check that we cannot create a directory below a file. |
| TEST_F(StdioFileSystemTest, TestRecursivelyMakeDir_FileInPath) { |
| TestRecursivelyMakeDir_FileInPath(); |
| } |
| |
| // Check that we cannot create a directory below a file. |
| TEST_F(StdioFileSystemTest, TestListContents) { |
| TestListContents(); |
| } |
| |
| TEST_F(StdioFileSystemTest, TestMtime) { |
| TestMtime(); |
| } |
| |
| TEST_F(StdioFileSystemTest, TestDirInfo) { |
| TestDirInfo(); |
| } |
| |
| TEST_F(StdioFileSystemTest, TestLock) { |
| TestLock(); |
| } |
| |
| TEST_F(StdioFileSystemTest, TestLockTimeout) { |
| TestLockTimeout(); |
| } |
| |
| } // namespace net_instaweb |